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Operating Leases - Summary of Supplemental Balance Sheet Information Related to Leases (Details) $ in Thousands	Apr. 30, 2019 USD ($)
Assets
Operating lease right-of-use assets	$ 3,740
Total leased assets	3,740
Liabilities
Short-term operating lease liabilities	1,836
Long-term operating lease liabilities	2,136
Total lease liabilities	$ 3,972
Weighted-average remaining lease term	2 years 7 months 6 days
Weighted-average discount rate	5.75%

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- Definition

Operating lease asset.

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No definition available.

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Present value of lessee's discounted obligation for lease payments from operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 1
-Subparagraph (b)
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Present value of lessee's discounted obligation for lease payments from operating lease, classified as current.

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Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent.

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-Publisher FASB
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Amount of lessee's right to use underlying asset under operating lease.

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Weighted average discount rate for operating lease calculated at point in time.

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Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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